[PATCH] Fix assert() warning in gcc < 4.8 [BZ# 21242]

[Florian Weimer]

On 03/19/2017 10:44 PM, Justin Brewer wrote:
> -# if !defined __GNUC__ || defined __STRICT_ANSI__
> +# if !(defined __GNUC__ && __GNUC_PREREQ(4,8)) || defined __STRICT_ANSI__

I'm not happy how this disables the useful = warning for clang altogether.

Do we have a better option?  Is there a way for check for the -pedantic 
flag?

Thanks,
Florian